What is Win32/Kryptik.CDOU infection?

In this post you will certainly discover concerning the interpretation of Win32/Kryptik.CDOU and also its adverse effect on your computer system. Such ransomware are a form of malware that is clarified by on-line scams to require paying the ransom money by a sufferer.

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In the majority of the instances, Win32/Kryptik.CDOU virus will advise its victims to start funds move for the objective of reducing the effects of the modifications that the Trojan infection has presented to the target’s device.

Win32/Kryptik.CDOU Summary

These alterations can be as complies with:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • Compression (or decompression);
  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • Mimics the system’s user agent string for its own requests;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • Exhibits behavior characteristic of Locky ransomware;
  • Exhibits possible ransomware file modification behavior;
  • Appends a known Locky ransomware file extension to files that have been encrypted;
  • Creates a known Locky ransomware decryption instruction / key file.;
  • Ciphering the records situated on the sufferer’s disk drive — so the sufferer can no longer utilize the data;
  • Preventing routine access to the sufferer’s workstation;


One of the most common networks through which Win32/Kryptik.CDOU are injected are:

  • By means of phishing e-mails;
  • As a repercussion of user winding up on a resource that hosts a malicious software program;

As quickly as the Trojan is effectively injected, it will either cipher the data on the sufferer’s PC or prevent the gadget from working in a proper fashion – while likewise placing a ransom money note that points out the need for the sufferers to effect the payment for the function of decrypting the papers or restoring the data system back to the first problem. In a lot of circumstances, the ransom note will turn up when the customer restarts the PC after the system has already been damaged.

Win32/Kryptik.CDOU circulation channels.

In various corners of the globe, Win32/Kryptik.CDOU grows by leaps and bounds. Nonetheless, the ransom money notes as well as tricks of extorting the ransom amount might vary relying on certain neighborhood (regional) settings. The ransom money notes as well as methods of extorting the ransom money quantity might vary depending on certain local (local) setups.

Ransomware injection

For instance:

    Faulty alerts concerning unlicensed software program.

    In certain areas, the Trojans often wrongfully report having detected some unlicensed applications enabled on the victim’s tool. The sharp after that requires the customer to pay the ransom.

    Faulty declarations regarding illegal content.

    In countries where software program piracy is less prominent, this technique is not as effective for the cyber scams. Alternatively, the Win32/Kryptik.CDOU popup alert may wrongly declare to be originating from a police institution and will report having situated kid pornography or other illegal data on the device.

    Win32/Kryptik.CDOU popup alert may incorrectly declare to be deriving from a regulation enforcement organization and will certainly report having situated child porn or various other unlawful information on the tool. The alert will similarly consist of a need for the user to pay the ransom.

Technical details

File Info:

crc32: C50A5336
md5: d4c4100ff50543828c0ed279126191db
name: D4C4100FF50543828C0ED279126191DB.mlw
sha1: c92017f5b30f800270811ef660c8fb2ced49ce0a
sha256: 7e0853ae484f83a1c0cfadf45bb55fd9ae02493a7fc5422a2a49d15c8ec7e72c
sha512: 430c8900b0ec4a30202c8965d6d6d72d0da8ef54fa9f3f50045ffe8f7208f284eadc8424c39046a3cc65d62dc91a65ab375e688bc5486d494b3e90e67bfa6a30
ssdeep: 6144:LHOE8eRooSj/Dlmwm97H5ibqm8ZrOWVTn6m88ys5qrQW6Tk:L4LoSjrUMqm8JhMo3w
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Win32/Kryptik.CDOU also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.10121
Cynet Malicious (score: 100)
ALYac Gen:Variant.Ulise.169566
Cylance Unsafe
Zillya Trojan.Locky.Win32.2884
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (D)
Alibaba Ransom:Win32/Locky.75111a6f
Cybereason malicious.ff5054
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.CDOU
APEX Malicious
Avast FileRepMalware
Kaspersky Trojan-Ransom.Win32.Locky.xlf
BitDefender Gen:Variant.Ulise.169566
NANO-Antivirus Trojan.Win32.Locky.elohst
MicroWorld-eScan Gen:Variant.Ulise.169566
Tencent Win32.Trojan.Locky.Wsjs
Ad-Aware Gen:Variant.Ulise.169566
Sophos Mal/Generic-S
Comodo Malware@#2bvvijemedgf5
BitDefenderTheta Gen:NN.ZexaF.34628.mmGfaevmykei
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_LOCKY.F117CK
Emsisoft Gen:Variant.Ulise.169566 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Locky.dex
Avira TR/Agent.sspha
eGambit Unsafe.AI_Score_96%
Microsoft Ransom:Win32/Locky
Arcabit Trojan.Ulise.D2965E
AegisLab Trojan.Win32.Locky.j!c
ZoneAlarm Trojan-Ransom.Win32.Locky.xlf
GData Gen:Variant.Ulise.169566
Acronis suspicious
McAfee Artemis!D4C4100FF505
MAX malware (ai score=99)
VBA32 Trojan-Ransom.Locky
Malwarebytes Malware.Heuristic.1003
Panda Trj/CI.A
TrendMicro-HouseCall Ransom_LOCKY.F117CK
Yandex Trojan.GenAsa!kYC8kglTw9A
Ikarus Trojan.Win32.Crypt
Fortinet W32/Generic.AC.3E33CE!tr
AVG FileRepMalware
Qihoo-360 Win32/Ransom.Locky.HxIBEpsA

How to remove Win32/Kryptik.CDOU ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Win32/Kryptik.CDOU files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

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If the guide doesn’t help you to remove Win32/Kryptik.CDOU you can always ask me in the comments for getting help.

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About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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